Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Roffey's coldest weather arrives in January, when temperatures average a high of 7.2°C (45°F) and a low of 2.7°C (36.9°F).Humidity
The average relative humidity in January in Roffey is 88%.Rainfall
In Roffey, during January, the rain falls for 14.9 days and regularly aggregates up to 31mm (1.22") of precipitation. In Roffey, during the entire year, the rain falls for 163.7 days and collects up to 347mm (13.66") of precipitation.Snowfall
January through April, November and December are months with snowfall in Roffey. January is the month with the most snowfall in Roffey. Snow falls for 2.5 days and accumulates 15mm (0.59") of snow.Daylight
The average length of the day in January is 8h and 31min.On the first day of the month, sunrise is at 8:04 am and sunset at 4:04 pm. On the last day of January, sunrise is at 7:39 am and sunset at 4:49 pm GMT.
Sunshine
In Roffey, the average sunshine in January is 4h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 2 in January suggests the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What is the coldest time of year in Roffey?
What is the average January temperature in Roffey?
What is the average humidity in January in Roffey?
How much does it rain in Roffey in January?
What is the snowiest month in Roffey?
How many days does it snow in January in Roffey?
How many hours of daylight does Roffey have in January?
What time are sunrise and sunset in January in Roffey?
How long on average sun shines in January in Roffey?
What are the months with the lowest UV index in Roffey?
What is the UV index intensity in January in Roffey?
Average temperature in January
Roffey, United Kingdom
- Average high temperature in January: 7.2°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (7.2°C).
- Average low temperature in January: 2.7°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (2.7°C).
Average pressure in January
Roffey, United Kingdom
- Average pressure in January: 1015mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed in January
Roffey, United Kingdom
- Average wind speed in January: 17.4km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest months (with the lowest average wind speed) are July and August (13.3km/h).
Average humidity in January
Roffey, United Kingdom
- Average humidity in January: 88%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in January
Roffey, United Kingdom
- Average rainfall in January: 31mm
The wettest month (with the highest rainfall) is December (42mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in January
Roffey, United Kingdom
- Average rainfall days in January: 14.9 days
The month with the highest number of rainy days is November (16.6 days).
The month with the least rainy days is September (10.6 days).
Average snowfall in January
Roffey, United Kingdom
- Average snowfall in January: 15mm
The month with the highest snowfall is January (15mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Roffey, United Kingdom
- Average snowfall days in January: 2.5 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Roffey, United Kingdom
- Average daylight in January: 8h and 3min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is July (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in January
Roffey, United Kingdom
- Average sunshine days in January: 11.5 days
The month with the most sunshine days is September (16.1 days).
The months with the least sunshine days are February and November (10.7 days).
Average UV index in January
Roffey, United Kingdom
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Roffey, United Kingdom
- Average cloud cover in January: 59
The months with the most cloud cover are February and November (Cloud cover 61).
The months with the least cloud cover are April, July, August and September (Cloud cover 47).
Average visibility in January
Roffey, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Roffey, United Kingdom
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